Climate almanac
Dandong
Liaoning, China · 40.13°, 124.39°
What is the climate like in Dandong?
The best time to visit Dandong is typically September, the year's most comfortable month (6.4/10). Dandong is warmest in July, when daily highs average 84°F (29°C), and coolest in January, when lows fall to about 10°F (-12°C). The wettest month is typically August and the driest is January; the year sees roughly 41 in (1040 mm) of precipitation.
- Best time to visitSeptember — the year's comfort peak (6.4/10)
- Warmest monthJuly — average high 84°F (29°C)
- Coolest monthJanuary — average low 10°F (-12°C)
- Wettest monthAugust (11 in (292 mm))
- Driest monthJanuary (0.4 in (10 mm))
- Annual precipitation41 in (1040 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
- Records fromSinuiju, 3 km away (1957-2026)